Triangle Tennis Trust (TTT) is a project of the National Council of YMCAs, New Delhi. It stands as a fine example of successful collaboration between the Public Sector, represented by the YMCA College of Physical Education and the Private Sector, represented by the family of Late Dr N C Krishnan, an eminent Chartered Accountant of Chennai.

Inaugurated on 1st January 1982, TTT has attracted a number of youngsters for being trained in the game that has become increasingly popular over the years. TTT is registered as a charitable institution and is solely devoted to developing the game of tennis.